Automatic Pressure Modification Device Suitable To Theautomatic Pressure Modification Device Suitable To The,Automatic Pressure Modification Device Suitable To The "Knorr Bremse Make" Bmbs Or Si Milar System Conforming To Rdso Spec. No. Wd-23-Bmbs-2008 (Rev.1) Amendment No.1 Of Sept.2016 [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitt Ed: Max 8 Lacs ] ]